int(dx)/(e^(2x)-3e^(x))=...

`int(dx)/(e^(2x)-3e^(x))=`

A

`(1)/(3e^x)-(x)/(9) +(1)/(9) log (e^x +3)+C`

B

`(1)/(3e^x)+(1)/(9) log (e^x-3)-(x)/(9) +C`

C

`-(1)/(3e^x)-(x)/(9) +C`

D

`-(1)/(3e^(x))-(1)/(9) log(e^x +3)+C`

Verified by Experts

The correct Answer is:

B

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